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CVE-2026-42808 (GCVE-0-2026-42808)

Vulnerability from cvelistv5 – Published: 2026-09-10 09:05 – Updated: 2026-09-10 09:05
VLAI
Summary
An issue was discovered in Bosch Sensortec COINES_SDK versions 2.0 through 2.11.  The host streaming API function {{coines_read_stream_sensor_data()}} fails to validate the boundaries of the caller-provided destination buffer. Internally, the stream processing mechanism in {{comm_intf_process_stream_response()}} discards the requested {{number_of_samples}} argument and copies the entirety of the streaming ring buffer's accumulated data into {{coines_stream_rsp_buf}}. Subsequently, {{coines_read_stream_sensor_data()}} unconditionally executes a {{memcpy}} of the ring buffer size into the caller-provided buffer without verifying if the destination memory allocation is large enough. A malicious or compromised hardware board connected via USB or BLE can exploit this by streaming a high volume of sensor samples, causing a heap or stack-based buffer overflow on the host desktop environment. This can result in a Denial of Service (DoS) or potential arbitrary code execution on the host machine.
CWE
  • CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
References
Impacted products
Vendor Product Version CPE status
Bosch Sensortec COINES_SDK Affected: 2.0 , ≤ 2.11 (custom)
guessed Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "COINES_SDK",
          "vendor": "Bosch Sensortec",
          "versions": [
            {
              "lessThanOrEqual": "2.11",
              "status": "affected",
              "version": "2.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in Bosch Sensortec COINES_SDK versions 2.0 through 2.11.\u00a0\r\n\r\nThe host streaming API function {{coines_read_stream_sensor_data()}} fails to validate the boundaries of the caller-provided destination buffer.\r\n\r\nInternally, the stream processing mechanism in {{comm_intf_process_stream_response()}} discards the requested {{number_of_samples}} argument and copies the entirety of the streaming ring buffer\u0027s accumulated data into {{coines_stream_rsp_buf}}.\r\n\r\nSubsequently, {{coines_read_stream_sensor_data()}} unconditionally executes a {{memcpy}} of the ring buffer size into the caller-provided buffer without verifying if the destination memory allocation is large enough.\r\n\r\nA malicious or compromised hardware board connected via USB or BLE can exploit this by streaming a high volume of sensor samples, causing a heap or stack-based buffer overflow on the host desktop environment.\r\n\r\nThis can result in a Denial of Service (DoS) or potential arbitrary code execution on the host machine."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "CWE-120 Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
              "lang": "en-US"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-10T09:05:36.803Z",
        "orgId": "c95f66b2-7e7c-41c5-8f09-6f86ec68659c",
        "shortName": "bosch"
      },
      "references": [
        {
          "name": "https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c95f66b2-7e7c-41c5-8f09-6f86ec68659c",
    "assignerShortName": "bosch",
    "cveId": "CVE-2026-42808",
    "datePublished": "2026-09-10T09:05:36.803Z",
    "dateReserved": "2026-04-30T08:03:11.875Z",
    "dateUpdated": "2026-09-10T09:05:36.803Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-42808\",\"sourceIdentifier\":\"psirt@bosch.com\",\"published\":\"2026-09-10T09:17:02.367\",\"lastModified\":\"2026-09-10T09:17:02.367\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An issue was discovered in Bosch Sensortec COINES_SDK versions 2.0 through 2.11.\u00a0\\r\\n\\r\\nThe host streaming API function {{coines_read_stream_sensor_data()}} fails to validate the boundaries of the caller-provided destination buffer.\\r\\n\\r\\nInternally, the stream processing mechanism in {{comm_intf_process_stream_response()}} discards the requested {{number_of_samples}} argument and copies the entirety of the streaming ring buffer\u0027s accumulated data into {{coines_stream_rsp_buf}}.\\r\\n\\r\\nSubsequently, {{coines_read_stream_sensor_data()}} unconditionally executes a {{memcpy}} of the ring buffer size into the caller-provided buffer without verifying if the destination memory allocation is large enough.\\r\\n\\r\\nA malicious or compromised hardware board connected via USB or BLE can exploit this by streaming a high volume of sensor samples, causing a heap or stack-based buffer overflow on the host desktop environment.\\r\\n\\r\\nThis can result in a Denial of Service (DoS) or potential arbitrary code execution on the host machine.\"}],\"affected\":[{\"source\":\"psirt@bosch.com\",\"affectedData\":[{\"vendor\":\"Bosch Sensortec\",\"product\":\"COINES_SDK\",\"versions\":[{\"version\":\"2.0\",\"lessThanOrEqual\":\"2.11\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@bosch.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":6.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"PHYSICAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.9,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"psirt@bosch.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-120\"}]}],\"references\":[{\"url\":\"https://psirt.bosch.com/security-advisories/BOSCH-SA-223618.html\",\"source\":\"psirt@bosch.com\"}]}}"
  }
}



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